MASTER - Children's Theralac Multi-Strain Probiotic 25 Billion CFU - 1.05 oz. (30 g)DESCRIPTION Theralac contains 30 billion CFU of lactobacilli and bifidobacteria probiotic cultures for complete intestinal coverage. The strains synergize and work together to promote digestive health, wellness, and a return to regularity so you can feel your best. Feel the Difference Deep Delivery Our unique delivery system utilizes sodium alginate to protect Theralac as it travels through your stomach, enabling the probiotic bacteria to pass through